import { listZipFiles } from '../zip/list_zip_files.js';
import { addFileWithDedup } from './add_file_with_dedup.js';
import { render } from './render.js';

export async function addFiles(state, cfg, files, elements) {
  for (const file of Array.from(files)) {
    if (!file.name.toLowerCase().endsWith('.zip')) {
      if (!cfg.allowedExt.some((extension) => file.name.toLowerCase().endsWith(extension.toLowerCase()))) {
        continue;
      }
      addFileWithDedup(state, {
        id: crypto.randomUUID(), kind: 'file', name: file.name, path: file.name,
        file, children: [], expanded: true,
      });
      continue;
    }
    try {
      addFileWithDedup(state, await listZipFiles(file, cfg.allowedExt));
    } catch (error) {
      addFileWithDedup(state, {
        id: crypto.randomUUID(), kind: 'zip', name: file.name, path: file.name,
        file, children: [], expanded: true, error: 'Не удалось раскрыть ZIP',
      });
    }
  }
  render(state, elements);
}

export function onFilesChange(state, cfg, elements) {
  return () => {
    if (!state.busy) addFiles(state, cfg, elements.fileInputEl.files, elements);
  };
}